Home / 42,762,015.18-59,060,296.27-28,987,064.46

Finding the Fourth Proportional to 42,762,015.18, 59,060,296.27 and 28,987,064.46

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Solution

The fourth proportional to 42,762,015.18, 59,060,296.27 and 28,987,064.46 is: 40,035,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,762,015.18 : 59,060,296.27 = 28,987,064.46 : x
  2. Step 2: Convert to fraction form
    42,762,015.18/59,060,296.27 = 28,987,064.46/x
  3. Step 3: Cross multiply
    42,762,015.18x = 59,060,296.27 × 28,987,064.46
  4. Step 4: Simplify right side
    42,762,015.18x = 1,711,984,615,005,187.75
  5. Step 5: Solve for x
    x = 1,711,984,615,005,187.75/42,762,015.18
  6. Step 6: Final answer
    x = 40,035,171.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.